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Search Results - Open Polar - "Hypothesis"

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1

Data from: Breeding synchrony and predator specialization: a test of the predator swamping hypothesis in seabirds

by Descamps, Sébastien
Published 2019
“... timing of reproduction for individual fitness and supports the hypothesis that the adaptive value...”

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2

Data from: High flight costs, but low dive costs, in auks support the biomechanical hypothesis for flightlessness in penguins

by Elliott, Kyle H., Ricklefs, Robert E., Gaston, Anthony J., Hatch, Scott A., Speakman, John R., Davoren, Gail K.
Published in Canadian Journal of Zoology (2013)
“.... One hypothesis for the loss of flight among seabirds is that animals moving between different media...”

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3

Data from: The role of bryophytes for tree seedling responses to winter climate change: implications for the stress gradient hypothesis

by Lett, Signe, Wardle, David A., Nilsson, Marie-Charlotte, Teuber, Laurenz M., Dorrepaal, Ellen
Published 2017
“... gradient hypothesis (SGH) predicts that plant interactions in tundra become increasingly negative...”

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4

Data from: No place like home? A test of the natal habitat-biased dispersal hypothesis in Scandinavian wolves

by Sanz Pérez, Ana, Ordiz, Andres, Sand, Håkan, Swenson, Jon, Wabakken, Petter, Wikenros, Camilla, Zimmermann, Barbara, Åkesson, Mikael, Milleret, Cyril
Published 2018

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5

Data from: Energetic constraint of non-monotonic mass change during offspring growth: a general hypothesis and application of a new tool

by Arnold, Jennifer M., Nisbet, Ian C., Oswald, Stephen A.
Published 2015

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6

Data from: Postglacial recolonisation in a cold climate specialist in Western Europe: patterns of genetic diversity in the adder (Vipera berus) support the central-marginal hypothesis

by Ursenbacher, Sylvain, Guillon, Michaël, Cubizolle, Hervé, Dupoué, Andréaz, Blouin-Demers, Gabriel, Lourdais, Olivier
Published 2015
“... in explaining current patterns of genetic variation. The central–marginal hypothesis (CMH) predicts a reduction...”

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7

Data from: The fluctuating world of a tundra predator guild: bottom-up constraints overrule top-down species interactions in winter

by Stoessel, Marianne, Elmhagen, Bodil, Vinka, Mikael, Hellström, Peter, Angerbjörn, Anders
Published 2018
“... constraints, Arctic ecosystem characteristics might be more pronounced in winter. Here we test the hypothesis...”

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8

Data from: Spatial and temporal patterns of genetic variation in the widespread antitropical deep-sea coral Paragorgia arborea

by Herrera, Santiago, Shank, Timothy M., Sánchez, Juan A.
Published 2012
“... be defined as a genealogical-phylospecies, in contrast to the hypothesis that P. arborea represents a cryptic...”

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9

Data from: The nutritional balancing act of a large herbivore: an experiment with captive moose (Alces alces L)

by Felton, Annika M., Felton, Adam, Raubenheimer, David, Simpson, Stephen J., Krizsan, Sophie J., Hedwall, Per-Ola, Stolter, Caroline
Published 2016
“...The nutrient balancing hypothesis proposes that, when sufficient food is available, the primary...”

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10

Data from: Low photosynthesis of treeline white spruce is associated with limited soil nitrogen availability in the Western Brooks Range, Alaska

by McNown, Robert W., Sullivan, Patrick F.
Published 2013
“...1. The prevailing hypothesis states that treeline positions are defined by the direct effects...”

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11

Data from: Lichens: a limit to peat growth?

by Harris, Lorna I., Moore, Tim R., Roulet, Nigel T., Pinsonneault, Andrew J.
Published 2018
“... in the HBL and laboratory analyses. We hypothesise that (a) production in lichen-shrub hummocks is less than...”

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12

Data from: Sex-specific arrival times on the breeding grounds: hybridizing migratory skuas provide empirical support for the role of sex ratios

by Lisovski, Simeon, Fröhlich, Anne, von Tersch, Matthew, Klaassen, Marcel, Peter, Hans-Ulrich, Ritz, Markus S.
Published 2015
“... for this hypothesis is, to date, lacking. To test this hypothesis, we analyzed arrival data from three populations...”

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13

Data from: Indirect food web interactions mediated by rodent cycles: relative roles of lemmings and voles

by Ims, Rolf A., Henden, John-Andre, Thingnes, Anders V., Killengreen, Siw Turid
Published 2013
“... tested this hypothesis by estimating predation rates in dummy bird nests during a rodent cycle in low...”

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14

Data from: Influence of group size on the success of wolves hunting bison

by MacNulty, Daniel R., Tallian, Aimee, Stahler, Daniel R., Smith, Douglas W.
Published 2014
“... bison), to test the hypothesis that large groups are more cooperative when hunting difficult prey. We...”

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15

Data from: Polar lakes may act as ecological islands to aquatic protists

by Rengefors, Karin, Logares, Ramiro, Laybourn-Parry, Johanna
Published 2012
“...) and tested the hypothesis that there is population genetic differentiation among nearby lake subpopulations...”

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16

Data from: Divergent in shape and convergent in function: adaptive evolution of the mandible in Sub-Antarctic mice

by Renaud, Sabrina, Ledevin, Ronan, Pisanu, Benoît, Chapuis, Jean-Louis, Quillfeldt, Petra, Hardouin, Emilie A.
Published 2018
“... macroinvertebrates. Here, we test the hypothesis that this triggered convergent evolution of the mandible, a...”

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17

Data from: Individual, unit, and vocal clan level identity cues in sperm whale codas

by Gero, Shane, Whitehead, Hal, Rendell, Luke
Published 2015
“...The ‘social complexity hypothesis’ suggests that complex social structure is a driver of diversity...”

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18

Data from: Managing anabolic steroids in pre-hibernating Arctic ground squirrels: obtaining their benefits and avoiding their costs

by Boonstra, Rudy, Mo, Kaiguo, Monks, Douglas Ashley
Published 2014
“... catabolize only lipid. We tested the hypothesis that androgen action is selectively enhanced in Arctic ground...”

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19

Data from: Corticosterone predicts foraging behavior and parental care in macaroni penguins

by Crossin, Glenn T., Trathan, Phil N., Phillips, Richard A., Gorman, Kristen B., Dawson, Alistair, Sakamoto, Kentaro Q., Williams, Tony D.
Published 2012
“... with corticosterone to achieve this. Here we test the hypothesis that endogenous corticosterone plays a key...”

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20

Data from: Evolutionary consequences of microhabitat: population-genetic structuring in kelp- versus rock-associated chitons

by Nikula, Raisa, Spencer, Hamish G., Waters, Jonathan M.
Published 2011
“... produced little genetic evidence to support this hypothesis. We hypothesise that coastal species associated...”

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